pith

英 [pɪθ]

美 [pɪθ]

n.  (橙子等水果中的)髓; 精髓; 核心; 要点
vt.  杀死; 使瘫痪; 除去…中的髓

现在分词：pithing　过去式：pithed　第三人称单数：piths　过去分词：pithed　

GRE

BNC.25255 / COCA.23670

牛津词典

noun

• （橙子等水果中的）髓
  a soft dry white substance inside the skin of oranges and some other fruits
• 精髓；核心；要点
  the essential or most important part of sth
  1. the pith of her argument
     她论据的核心

柯林斯词典

• （柑橘类水果皮和瓤之间的）衬皮
  The pithof an orange, lemon, or similar fruit is the white substance between the skin and the inside of the fruit.

英英释义

noun

• the choicest or most essential or most vital part of some idea or experience
  1. the gist of the prosecutor's argument
  2. the heart and soul of the Republican Party
  3. the nub of the story
  Synonym:kernelsubstancecorecentercentreessencegistheartheart and soulinwardnessmarrowmeatnubsumnitty-gritty
• soft spongelike central cylinder of the stems of most flowering plants

verb

• remove the pith from (a plant)

双语例句

• Both the rubber and the pith ball are negatively charged.
  这时，橡胶棒和木髓球两者都带负电荷。
• Strengthen system building is the pith of modern political civilization.
  加强制度建设，是现代政治文明的精髓所在。
• Law belief: the pith and marrow of law lies in how to combine and use it.
  个人法律信念：法律的精髓在于如何组合和运用！
• An extract of the whole fruit including pith, peel and seeds was given to 60 volunteers every day for a month in the form of a capsule.
  研究者每天为60位参与者每人发放一枚石榴胶囊，胶囊里是用整颗石榴榨成的汁（里面包括果核和果皮），坚持服用一个月。
• The expansion and radial spread of cortex and pith cells are very strong after the mid-dle stage.
  中期以后直至成熟，皮层和髓细胞强烈扩大、径向伸长。
• The pith of this stemlike stele appears rather strongly like collenchyma tissue.
  茎状中柱的髓显得颇强健，像厚角组织。
• It is found that the loading capability and pith angle increase significantly under influence of thermal effect, and roll angle changes little.
  热效应使气体黏度和承载能力增加，从而使磁头飞行高度和俯仰角增大，但对侧翻角没有明显影响。
• The central cylinder in which the primary vascular tissue is arranged around a pith, as in most seed plants.
  一种管状中柱，其中初生脉管组织排列在髓孔周围，存在于大多数种子植物中。
• Refined tortoise and turtle tonic paste prepared from a-hundred-year-old pith and marrow is a superfine product promoting longevity.
  提炼百年精髓而制成的龟鳖精补膏，实为长寿精品。
• The History of China's Gardening-the Pith and Inheritance of Ancient China's Gardening
  《中国造园史》&中国古代造园之精髓与传承